year.h

#pragma once
 
// Application headers
#include "include/data_types/data_type.h"
 
// Qt headers
class QString;
#include <type_traits>
 
namespace ehm_dal::data_types {
template<class T>
concept Short = std::is_same_v<qint16, T> || std::is_same_v<quint16, T>;
 
template<Short T>
class Year : public DataType<T>
{
public:
    enum ENUM_FLAGS {
        INVALID_YEAR = 1900,
        MINIMUM_YEAR = 0,
        MAXIMUM_YEAR = 2899 // This will prevent typos (e.g. 2900 instead of 1900)
    };
 
    Year(const T value = INVALID_YEAR);
 
    // Compare data
    bool compare(const QString &year) const;
 
    // Get data
    inline bool isInvalid() const { return !isValid(); }
    inline bool isValid() const { return (this->value() > INVALID_YEAR); }
    bool isWithinRange(const qint32 min, const qint32 max) const;
 
    // Set data
    void adjust(const qint32 adjustment_amount, const bool allow_pre_1901_years = false);
    inline void reset() { this->setData(INVALID_YEAR, Qt::EditRole); }
    void setIfLater(const Year &comparator);
    void validate(const qint32 year);
};
} // namespace ehm_dal::data_types